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Gain access to a long-abandoned nuclear power plant, manage unstable uranium to craft powerful tools and weapons, advance through a new storyline, and decorate your bunker in a whole new way!
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Train Fest starts Jul 20, 2026
This is the base game required to play this DLC. Other expansions may also be required.
Try this game before buying.
Good day, Citizen!
In this DLC, you gain access to a long-abandoned nuclear power plant on the outskirts of town. Restore its reactors, manage unstable uranium, and harness atomic energy to power advanced structures, experimental tools, and secret projects. But beware: radiation isn't the only challenge. Can you master the atom before it masters you?
• New Side Story (~15 hours) – A narrative expansion set around the nuclear power plant, with new quests and challenges
• New Location – Explore the power plant facility and uncover its hidden potential
• Powerful New Equipment – Gain access to advanced gear: Hazmat Suit, Hazmat Backpack, Pulse Rifle, Atomic Grenade, Anti-Radiation Extract
• Expanded Bunker Automation – Utilize high-tech machinery like the Nuclear Generator, Uranium Centrifuge, Auto Planter, Auto Harvester, and more
• Radiation and Hazard Mechanics – Deal with radioactive zones, debuffs, and mutated enemies using the new Geiger Counter system
• New Mine Levels – Discover four uranium-rich mine layers with new resources and challenges
• New Minigame – Use a remote-controlled crane to extract dangerous materials from sealed chambers
Additional Content:
• 46 new items to collect and craft
• Ammo crafting and seed production mechanics
• Randomized side quests with dynamic rewards
• A new NPC tied to the story
• 15 new achievements to unlock
Bless the President!
Lowest tracked price: €5.09 (Jul 7, 2026) · current best: €6.89.
59% positive reviews all-time.
Right now the cheapest offer for Mr. Prepper - Uranium Project DLC is €6.89 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Mr. Prepper - Uranium Project DLC is €5.09 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when Mr. Prepper - Uranium Project DLC drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
Audio & text: English
Text only: Polish, French, German, Russian, Spanish - Spain, Turkish, Simplified Chinese, Dutch, Japanese, Italian, Portuguese - Brazil, Korean, Czech
